About the Number

129128622

129128621 ← → 129128623

2進数表記:111101100100101100010101110

漢数字表記:一億二千九百十二万八千六百二十二

素因数分解:

2 1 × 3 1 × 7 2 × 257 1 × 1709 1

素因数の和:1985
約数の個数: 48
約数和(自身を含む): 301767120
約数和(自身を除く): 172638498

約数列:
[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 257, 294, 514, 771, 1542, 1709, 1799, 3418, 3598, 5127, 5397, 10254, 10794, 11963, 12593, 23926, 25186, 35889, 37779, 71778, 75558, 83741, 167482, 251223, 439213, 502446, 878426, 1317639, 2635278, 3074491, 6148982, 9223473, 18446946, 21521437, 43042874, 64564311, 129128622]

約数ペア:
[(1, 129128622), (2, 64564311), (3, 43042874), (6, 21521437), (7, 18446946), (14, 9223473), (21, 6148982), (42, 3074491), (49, 2635278), (98, 1317639), (147, 878426), (257, 502446), (294, 439213), (514, 251223), (771, 167482), (1542, 83741), (1709, 75558), (1799, 71778), (3418, 37779), (3598, 35889), (5127, 25186), (5397, 23926), (10254, 12593), (10794, 11963)]

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